The error number -6123, 0 "Connection to the QuickBooks company file has been lost" is most commonly seen in multi-user setups, according to Intuit. However, although some alerts can be resolved by simply following the software's instructions, others may be complex and difficult to comprehend.
QuickBooks is a cutting-edge accounting software from Intuit that is used by millions of small and mid-sized businesses all over the world. It undeniably makes the process of running a business easier. QuickBooks, like any other program, is subject to mistakes and difficulties from time to time.
What Causes QuickBooks Desktop Error Code -6129, 0?
The following are the most common causes of QuickBooks Desktop Error Code -6123, 0:
The network connection on the primary PC is down.
A port needed to communicate with the server housing the company file is being blocked by the firewall network.
QBW files that have been damaged.
QuickBooks data or software files are corrupted.
Multiple QuickBooks database services are active on your machine.
In a fresh version of QuickBooks, the same company file is open.
You're using a flash drive or another removable storage device to restore a backup.
User with a broken window.
Steps to Resolve Error Code -6123, 0 in QuickBooks
The QuickBooks Desktop Error -6123, 0 is a complicated problem. However, you can get rid of it using the following methods.
1. Make Use of the QuickBooks File Doctor Program.
QuickBooks File Doctor is a fantastic program for resolving some of the most prevalent causes of QuickBooks issues.
This useful utility is available for download here.
Install and execute the QBFD tool when it has been downloaded.
It will show you any conceivable data or company file damage that could be triggering the problem 6123.
After running the tool, you will have two options for repairing the damages that appear in the result:
You can recover company files from a backup.
Send your company file to the QuickBooks data recovery team if you are unable to open it.
2. Run the QuickBooks Connection Diagnostic Tool after Installing It.
Check my network connection on your host (main) PC. Install the QuickBooks Connection Diagnostic Tool and execute it.
If the above-mentioned remedies don't work for you, move on to the next option.
3. Repair Any Data Files that have been Damaged.
If the Error Code -6123, 0 persists after you've tried options 1 and 2, go to step 3 to fix the network data file.
Click "Explore" after pressing the "Windows key (Start button)."
Right-click the file with the ".ND" extension in your Company file.
It should be renamed to ".ndold."
Hopefully, this article has provided you with all of the information you require about QuickBooks Error Code -6123, 0. If the issue appears on your screen, you can attempt the remedies listed on this page to resolve it.